A tree casts a shadow that is 7 feet long. A person nearby casts a shadow that is 3.5 feet long. The person is 5 feet tall. What is the height of the tree?

Which statement is true about the extreme value of the given quadratic equation? a. the equation has a maximum value with a y-coordinate of -21. b. the equation has a maximum value with a y-coordinate of -27. c. the equation has a minimum value with a y-coordinate of -21. d. the equation has a minimum value with a y-coordinate of -27.